Limestone Bancorp, Inc., formerly Porter Bancorp, Inc., is a bank holding company. The Company operates through its subsidiary, PBI Bank (the Bank). The Bank is a community bank with a range of commercial and personal banking products. It offers retail and commercial deposit products. It offers drive-in banking facilities, automatic teller machines, night depository, personalized checks, credit cards, debit cards, Internet banking, mobile banking, treasury management services, remote deposit services, electronic funds transfers through automated clearing house services, domestic and foreign wire transfers, cash management, vault services, and loan and deposit sweep accounts. Its markets include metropolitan Louisville in Jefferson County and the surrounding counties of Henry and Bullitt. It serves south central Kentucky and southern Kentucky from banking offices in Butler, Green, Hart, Edmonson, Barren, Warren, Ohio and Daviess Counties.